-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Aj5W8W2crvjeS4Xcly92BWKYBRgIzDYOAimTfjHP5CbVgRogIXxVVYcCy27tLDPY
 BWEucl+52zONpsjm30sZvw==

<SEC-DOCUMENT>0001276523-04-000001.txt : 20040115
<SEC-HEADER>0001276523-04-000001.hdr.sgml : 20040115
<ACCEPTANCE-DATETIME>20040115162924
ACCESSION NUMBER:		0001276523-04-000001
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040114
FILED AS OF DATE:		20040115

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MCCANN ALEXANDER
		CENTRAL INDEX KEY:			0001276523

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-14864
		FILM NUMBER:		04527588

	BUSINESS ADDRESS:	
		STREET 1:		1630 MCCARTHY BLVD
		CITY:			MILPITAS
		STATE:			CA
		ZIP:			95035
		BUSINESS PHONE:		4084321900

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LINEAR TECHNOLOGY CORP /CA/
		CENTRAL INDEX KEY:			0000791907
		STANDARD INDUSTRIAL CLASSIFICATION:	SEMICONDUCTORS & RELATED DEVICES [3674]
		IRS NUMBER:				942778785
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0627

	BUSINESS ADDRESS:	
		STREET 1:		1630 MCCARTHY BLVD
		CITY:			MILPITAS
		STATE:			CA
		ZIP:			95035
		BUSINESS PHONE:		4084321900

	MAIL ADDRESS:	
		STREET 1:		1630 MCCARTHY BLVD
		CITY:			MILPITAS
		STATE:			CA
		ZIP:			95035
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2004-01-14</periodOfReport>


    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000791907</issuerCik>
        <issuerName>LINEAR TECHNOLOGY CORP /CA/</issuerName>
        <issuerTradingSymbol>LLTC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001276523</rptOwnerCik>
            <rptOwnerName>MCCANN ALEXANDER</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1630 MCCARTHY BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MILPITAS</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95035</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP Manufacturing</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>



    <ownerSignature>
        <signatureName>Alexander McCann</signatureName>
        <signatureDate>2004-01-15</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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